ECE251 hw10 - (a The machine is in ABxy =1100 and A changes...

NEW JERSEY INSTITUTE OF TECHNOLOGYDEPT. OF ELECTRICAL & COMPUTER ENGINEERINGACADEMIC YEAR 2010-2011SEMESTER 1ECE251DIGITAL DESIGN HW 101.Show the minimized state table of a sequential circuit, whose un-minimized version is:PSNSx=0x=1AA,0B,0BB,0C,0CC,0D,0DD,0A,1EE,0F,0FB,0G,0GG,0H,0HD,0E,12.Implement the minimal state machine you received in Pb. 1 using SRFFs and 2-input gates.3.Given the flow table, in Fig. 1, of an asynchronous circuit with 2 inputs Aand B, and 2 outputs X and Y.0001110001101011ABxy00011011Fig. 1. Flow table for Pbs. 3 & 4100000010111111000001010XY1

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Determine the stable states of this circuit.4.Given an asynchronous machine whose flow table is shown in Fig. 1. What happens when

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Unformatted text preview: (a) The machine is in ABxy =1100 and A changes to 0? (b) The machine is in ABxy =1100 and B changes to 0? (c) The machine is in ABxy =1001 and B changes to 1? (d) The machine is in ABxy =1001 and A changes to 0? (e) The machine is in ABxy =0010 and B changes to 1? 5. Given the circuit of Fig.2: 1 w 2 w 1 y 2 y 1 Z 2 Z Fig. 2 Circuit for Pb. 5 (a) Derive the excitation table. (b) Determine the stable states. Are there any critical or non-critical races in the operation of this machine? (c) Are there any oscillations in the operation of this machine? 2...
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